1 page analysed for https://en.wikipedia.org/wiki/...

Tested 2026-08-24 20:58:23 using Chrome (runtime settings)

Pages passing every check
0 / 1
The page needs work; the dots show where.https://en.wikipedia.org/wiki/Facebook
Open the page report →
Largest Contentful Paintwhen the main content showedpassesgood under 2.5 spoor over 4 s1.180 smedian
Cumulative Layout Shifthow much the layout jumpedpassesgood under 0.1poor over 0.250.001median
Total Blocking Timehow long the main thread was blockedpassesgood under 200 mspoor over 600 ms70 msmedian
Speed Indexhow quickly content filled the screenpassesgood under 3.4 spoor over 5.8 s1.182 smedian
Page weightbytes shipped over the wirepassesgood under 1.5 MBpoor over 2.9 MB719.7 KBmedian
Coach performance scorehow well pages follow performance adviceflaggedpoor under 70good over 9085median
The dot on each track is your page; click it to open the page report.

Page by page

Worst first · median of the runs · click a page for its full report
VerdictPageLCPCLSTBTSpeed IndexWeightCoach
needs workhttps://en.wikipedia.org/wiki/Facebook1.180 s0.00170 ms1.182 s719.7 KB85→

How the median page rendered

Visual milestones
  • 1.166 sFirst Visual Change
  • 1.180 sFirst Contentful Paint
  • 1.180 sLargest Contentful Paint
  • 1.182 sSpeed Index
  • 1.900 sLast Visual Change
  • 1.955 sFully Loaded

What the median page is made of

Bytes and requests by content type
Transfer719.7 KB
html291.5 KBjavascript283.1 KBsvg79.5 KBimage33.0 KBcss30.0 KBfavicon1.8 KBplain905 B
Requests42
svg22javascript7image7css2html1favicon1plain1

Coach's notes

Median scores out of 100
  • Performance85
  • Best practice75
  • Privacy80
  • Overall82

CPU

Median across all pages
  • Long tasks4
  • Long task time498 ms
  • Max Potential FID92 ms
Where the time went
  • Style & layout514 ms
  • Running JavaScript271 ms
  • Other browser work168 ms
  • Parsing HTML & CSS129 ms
  • Paint & composite76 ms
  • Garbage collection10 ms
  • Parsing & compiling JavaScript4 ms